e region

e re·gion
E e


    • US Pronunciation
    • US IPA
    • [ee ree-juh n]
    • /i ˈri dʒən/
    • US Pronunciation
    • US IPA
    • [ee ree-juh n]
    • /i ˈri dʒən/

Definitions of e region words

  • noun e region the region of the ionosphere in which the E layer forms. 1
  • noun e region a region of the ionosphere, extending from a height of 90 to about 150 kilometres. It reflects radio waves of medium wavelength 0
  • noun e region the atmospheric zone within the ionosphere at an altitude of c. 90 to 140 km (c. 56 to 90 mi), containing the E layer 0

Information block about the term

Origin of e region

First appearance:

before 1935
One of the 8% newest English words
First recorded in 1935-40

Historical Comparancy

Parts of speech for E region


e region popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 47% of English native speakers know the meaning and use word.
This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.

e region usage trend in Literature

This diagram is provided by Google Ngram Viewer

See also

Matching words

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